Q: Is 82,561 a Prime Number?
A: Yes, 82,561 is a prime number.
A prime number is a natural number, greater than one, that can only be divided by 1 and itself.
The number 82561 can be evenly divided by 1 and 82,561, with no remainder.
Since 82,561 can be divided by just 1 and 82,561, it is a prime number.